thank you for joining us this thursday september 2nd. i'm pam cook. [ audio problems ] >> i'm dave clark. let's check weather and traffic. here's steve. >>> all right, pam and dave, thank you very much. good morning. skies are clear. fog is pretty far out there. it's getting closer but not going to be a factor at least through the first part of today and temperatures will start to rock up. officially 68 in san francisco. 88 today. 90s down toward santa cruz. upper 80s, low to mid-90s and few upper 90s as you work your way inland. >>> steve, right now highway 4 is recovering after we had an earlier problem blocking the left lane for a bit westbound 4 at willow pass. the accident has been cleared. they've towed the cars away but traffic is still slow as you come up there. bay bridge toll plaza looks pretty good here westbound so far getting into san francisco. now back to the desk. >>> time now 6:01. we've got new information this morning about the possible motive in the killing spree that spans three bay area cities. it now appears the su